Supplier Page from Thermo Fisher Scientific for Yttrium, plasma standard solution, Specpure:r, Y 1000µg/mL
Erbium, plasma standard solution, Specpure:r, Er 1000µg/mL from Thermo Fisher Scientific
Praseodymium, plasma standard solution, Specpure:r, Pr 1000µg/mL from Thermo Fisher Scientific
Sulfur in Residual Oil standard solution, Specpure:r, 30,000µmg/g (3.00%) from Thermo Fisher Scientific
Zinc, Oil based standard solution, Specpure:r, Zn 1000µmg/g from Thermo Fisher Scientific